Level select:
Play through the game normally until completing Subway A1. Return to the main menu and press Up, Down, Left, Right, Up, Left, Down, Circle.

Unlimited health:
Press Start to pause game play, then press L1(2), L2(2), R1(2), R2(2). Note: This code may need to be re-enabled after an intermission sequence. No life will be reduced when you are shot.

Additional difficulty settings:
Successfully complete the game under the "Fugitive" difficulty setting to unlock the "Hard-Boiled" and "New York Minute" options. Successfully complete the game under the "Hard-Boiled" difficulty setting to unlock the "Dead On Arrival" option.

Last Challenge bonus level:
Successfully complete the game under the "Dead On Arrival" difficulty setting.

Secret programmer room:
Successfully complete the Last Challenge level. The doors in the back of the room will open up to the Remedy Room.

Part 1: Prologue:
When you reach the part that where hear "The Flesh Of Fallen Angels", go into the room where you have to fight all of the henchman, but do not go into the circle. Run around the edges behind the curtain and pick up all the ammunition and painkillers. You can go to the parts that are not covered by the curtains but do not go anywhere near the circle in the middle of the room until you are ready to fight.

At the part of the "The Flesh of Fallen Angels" when you have to defeat all the henchmen, use your sawed off shotgun. Run around the wooden stairs on the side, and hide there. The henchmen will go there, and you can pop out and shoot two of them without reloading. When you have defeated all of the ground henchmen, run around to the other side of the stairs but take the long way around because the henchmen on top have one moltov cocktail. Let them throw it at you. If you are running, your chances of getting hit by it are very slim. Be careful, as each one of the top henchmen have one moltov cocktail. If you just stand there you will die -- move around to avoid this.

Part 1: Chapter 2: Secrets:
Play Chapter 2 (Live From The Crime Scene) to find a secret lies in the center of the bank where you answer the phone. The alarm will be going off. Look up to see the alarm on the ceiling. Shoot it and Max Payne will say "Thank you."

Part 1: Chapter 2: Rats with guns:
When you start Live From The Crime Scene, throw a grenade in the hole directly in front of you. Then, keep going until you hear a bomb go off. Go up the stairs and wait, but watch the rats. If you wait long enough they will pull guns out of their fur.

Part 1: Chapter 2: Ignored by enemies:
On the Live From The Crime Scene level, when you get the detonators, go to the door that you put them on but do not kill the men. After you put the detonators on the door, stand back and watch it fly. Kill the men, then walk in. Go up the stairs were the men are supposed to surprise you. They cannot see you, allowing you to shoot them. Note: Be careful about dying in the explosion on the door..

Part 1 Chapter 5: Secret:
After the shootout in the laundry, get into the elevator and you will hear music playing. Look up and shoot the speaker. The music will stop and Max will say "Thank you."

Part 1 Chapter 5: Avoid damage:
When you go on the street and go past the newspapers, you will see a van in the road. Shoot it so that the alarm goes off, then hurry near the stairs that go down to enter the building. Stay above the stairs, and off to the side. Three men will run out. Pick them off as they come up. This can help you avoid damage.

Part 1 Chapter 6: Secrets:
There are two secrets when you get to the basketball court. Look up in the basket. There is a Beretta stuck in the net. Then, go to the chain link fence next to the street. Wait briefly and an SUV will pass by. Shoot it, the car will screech to a halt, and a man with a shotgun will get out and shoot at you.

Part 1: Chapter 6: Soldier Of Fortune II room:
After the room where the thug is in the washroom with a lead pipe, jump out the window onto the roof of a building. Walk around on the roof for a bit, shooting at windows. When one of the windows (in the top left corner) you shoot breaks, jump in. There are posters labeled "Soldier of Fortune II" and about three shotguns in this room.

Part 1: Chapter 7:
After you jump off the train when you are chasing Vinnie, make you way along the roof as usual. When you reach the last roof, a police helicopter will appear. The location that it appears is sometimes random. The people in the helicopter will tell you to throw down your weapons. Do the opposite -- enable the "All weapons" code and take out the grenade launcher. Aim at the helicopter and fire. If you hit it, the helicopter will start to smoke and slowly make its way off screen. You will see it start to spin out of control before it goes off screen. You will not see it crash or hear an explosion, and will not affect the game's ending.

Part 1: Chapter 8: Play the drums:
Go up on the stage and stand behind the drum set. Press X to play the drums.

Part 2: Chapter 4: Secret intermission:
You will reach a kitchen area where it is safe from the fire. It is possible to trigger a secret intermission sequence by throwing a grenade into the open service hatch in the wall.

Part 2: Chapter 5: Play the theme song:
Find the room with the grand piano. Stand next to the keys and press X. If you did not hit the piano in the gun fight, Max will play the theme song from the game.

Part 2: Chapter 5: Hidden area:
There is a crane about halfway through this level that you have to turn on to get past the big crate. You can get to a secret room by first jumping up to the cab of the crane, then jumping onto the door, then the roof. Jump on the arm of the crane, then run to the end and jump to the crates to your left. There are some grenades and ammunition located here.

Part 3: Chapter 1: Laser grid:
There is a laser grid at the very beginning of this area. To get past this, simply shoot what the laser comes out of, but stand back because the explosion is big.

Part 3: Chapter 1: Secret ammunition room:
There is a door which appears to go nowhere. The room has the big container pouring hot liquid metal in the middle, on the first floor in the corner is a sliding door, and some liquid metal in a pit. Use the cooled metal to jump across the pit and reach ammunition and pain killers on the other side.

Part 3: Chapter 3: Killing all the enemies:
In the start of the section, you will hear a group of soldiers planning to escape. You can take them all out by using the gas tank sutting on the shelf above. Shoot the valve off the end of the tank to send it off like a rocket.

Part 3: Chapter 3:
At the end of the section is a tower that you must shoot off a building. Take out the wires on the pole, then just shoot a grenade at it.

Part 3: Chapter 4: Secret room:
A secret room can be found on parking level 6. When you are starting to go down to parking level 5 you will see four gray barrels, jump on top of them. Next, jump onto the air vent, then jump to the roof. You should see a sort of a hut up there to your right. Shoot the light colored part of the hut and it should fall down. Go inside and you will fall through a vent in the floor. You can get ammunition and other items.

Part 3: Chapter 4: Programmer message:
At the very start of the section are some green-blue barrels stacked up along the wall. Use them to get on the roof. Shoot at the metal shed up there and the wall will fall off, allowing you to jump down into a room. Turn on the radio to hear a secret message.

Part 3: Chapter 5: Hidden staircase:
In Woden's office, their is a room after the one that has the blueprints. In here is a small picture behind the desk. Shoot the picture down to reveal a button. Press the button and the couch in the corner will lift up, revealing a staircase. Go down the stairs open the door. You will be able to watch Star Trek on the television. Also look in a cabinet to find other items.

Part 3: Chapter 7: Easy elevator ride:
To get up the laser-bomb elevator shaft easily, get in the elevator but do not push the button. Use the sniper rifle to aim up the shaft and take out all the bombs before going up.

Defeating the first Boss in the bar:
Enter the bar, and after the graphical comic, the coward will run to the back room and leave the fighting for the woman and the other goons. Forget about the woman for now, as her aim is terrible. You should have a Molotov cocktail. There will be about three henchman on the left side of the room. Throw the cocktail at them for three quick kills. Then, charge at the woman with either the dual Berettas or the Desert Eagle. Once she is dead, kill the coward using the dual Berettas. Do not use the shotgun, since you can only fire once per bullet time dive. As soon as you open the door, do a bullet time dive and fire at him rapidly. As soon as Max completes his dive, do it again. Repeat this until he is dead.

Secret tutorial room:
Play the tutorial until you reach the end, where you can practice shooting enemies. Jump up on the big van located there, then over to the ventilation fan on the wall next to the van. From the fan, jump to the stairs and climb them to the top. Break through the window. You will find an Ingram in the room.

Baby maze:
You will have to go through a maze where you have to find a baby. To get through this maze easily, just stick to right wall. You will end up in your house. After this, you will come to another maze that is not as difficult, but us easy to fall off of.

When you get to the blood trail in the dark, you can jump across to the end of the maze. Run to the end of the straight trail, and at the first turn, jump across. You can now see the second door. Jump across again and you will be there.

Second bloody maze:
To get to the end of the second bloody maze easily, follow the trail until you see the first trail off the to the right far below. Jump down there and follow it right and you will see the candle platform in the distance to the right.

Painkillers:
When you see a small box in some of the chapters, shoot it. Sometimes painkillers will be inside.

When you get a painkiller(s), do not use them immediately. Wait until someone starts shooting you. This will help save health.

Opening boxes:
When you find boxes that are not very big or steel, swing your baseball bat or lead pipe at it. This will open those boxes easily without wasting bullets.

Hear more from V-head junkies:
When you see a "V-head junkie", which are the men that sit or stand in one spot and say random things, get close to one. They will not attack unless shot at. Listen to some of the things that he says. Listen carefully to notice that some of his phrases are cut off before he can finish them. The most noticeable one is when one of them says "All messy inside". Stand next to one and press L2 to go into bullet time. Listen to what he says. All his phrases will have more added to them. Enable the "Unlimited bullet time" code when doing this.